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multimedia/mythtv/files/patch-CVE-2018-6621
- This file was added.
| Property | Old Value | New Value |
|---|---|---|
| fbsd:nokeywords | null | yes \ No newline at end of property |
| svn:eol-style | null | native \ No newline at end of property |
| svn:mime-type | null | text/plain \ No newline at end of property |
| Fix for CVE-2018-6621 | |||||
| https://security-tracker.debian.org/tracker/CVE-2018-6621 | |||||
| https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/118e1b0b3370dd1c0da442901b486689efd1654b | |||||
| --- external/FFmpeg/libavcodec/utvideodec.c.orig 2018-03-01 05:12:04 UTC | |||||
| +++ external/FFmpeg/libavcodec/utvideodec.c | |||||
| @@ -534,7 +534,7 @@ static int decode_frame(AVCodecContext *avctx, void *d | |||||
| for (j = 0; j < c->slices; j++) { | |||||
| slice_end = bytestream2_get_le32u(&gb); | |||||
| if (slice_end < 0 || slice_end < slice_start || | |||||
| - bytestream2_get_bytes_left(&gb) < slice_end) { | |||||
| + bytestream2_get_bytes_left(&gb) < slice_end + 1024LL) { | |||||
| av_log(avctx, AV_LOG_ERROR, "Incorrect slice size\n"); | |||||
| return AVERROR_INVALIDDATA; | |||||
| } | |||||